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Tel: +86-15732756095
Whatsapp: 8615732756095
Yanshan Nancheng Development Zone, Cangzhou City, Hebei Province, China
Spiral Steel Pipe, also known as Spiral Welded Pipe or Helical Submerged Arc Welded (HSAW) Pipe, is a type of large-diameter steel pipe manufactured by forming a strip of steel into a helical (spiral) shape at a specific angle and then welding the continuous seam using the submerged arc welding process.
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